Stars and the Electromagnetic Spectrum

Waves that have the shortest wavelength and the highest frequency are called

• Gamma

• Mechanical

• Infrared

• ultraviolet

The distance between one point of a wave to the same point in the next wave

• Visible light

• Amplitude

• Trough

• Wavlengths

The number of waves per unit of time

• Frequency

• Mechanical

• Electromagnetic

• Trough

These have the longest wavelength and the lowest frequency

• Radio Waves
• Visible Light
• Gamma Waves
• Purple

The hottest color star is 

• Blue
• White
• Yellow
• Red

Our star is a 

• yellow/ large star
• yellow/ small star
• yellow/ medium star
• white/medium star

Put the stars in order from hottest to coolest.

• Blue, Red, White, Yellow, Orange, 
• Red, White, Yellow, Orange, Blue
• Blue, White, Yellow, Red, Orange
• Blue, White, Yellow, Orange, Red

What is red shift?

• When a star collapses.
• Galaxies and stars are moving away from us. 
• A very luminous burst of radiation
  
• When the sun collapses.

Which section of the spectrum is the ONLY one we can see?

• X-rays
• Visible Light
• Gamma Rays
• Ultraviolet Rays

What is the light that you can see called?

• observatory
• wavelength
• visible light
• ultraviole